Malware Analysis Report

2025-08-05 11:05

Sample ID 241111-hpahlatrcx
Target 3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f
SHA256 3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f
Tags
redline discovery infostealer persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f

Threat Level: Known bad

The file 3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f was found to be: Known bad.

Malicious Activity Summary

redline discovery infostealer persistence

RedLine

RedLine payload

Redline family

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 06:54

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 06:54

Reported

2024-11-11 06:56

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f.exe"

Signatures

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0475817.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5101603.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0475817.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0475817.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5101603.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f.exe

"C:\Users\Admin\AppData\Local\Temp\3bfffc50ccfccb6523fe6b7843aba354a4afc966f0d91450ed230ab202a7e77f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0475817.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0475817.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5101603.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5101603.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp
FI 77.91.124.251:19069 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0475817.exe

MD5 4a3fd447278c32624cd0d0462b80c349
SHA1 11a5966dc7362a249339145a30d17af85f181b1d
SHA256 1da8a3e8e2e09f73d015ab1b0fdd12c26c1d696f3f092e1e28584c5ccf3cf80d
SHA512 c3ec010faa09374bf927bf2ed5b572adfd1e57082b9d34cb39ec7e50893d2649930d6db30e6e0468ad822c9a5ce2aa59dc557b26b1afe41c38cdcfb38ae6509e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5101603.exe

MD5 6521194b2317000f093b04ba7fbbffd0
SHA1 4f620c004c01e27d61d942b0e66389aa66c78c8a
SHA256 5d90a59417436cf7d964832ec195fa0379801c385df6449146602f60665cd0d7
SHA512 e54a8e6aa9aa1976a3577a3ead4fd9aba34b0c65ab7c25a33fa0ffcc2d50b021b6e5342b4e300336ba5c465983abc124a87b9e8fc9113a53ba09078d5d1943b0

memory/3308-14-0x00000000747DE000-0x00000000747DF000-memory.dmp

memory/3308-15-0x00000000005F0000-0x0000000000618000-memory.dmp

memory/3308-16-0x0000000007880000-0x0000000007E98000-memory.dmp

memory/3308-17-0x0000000007310000-0x0000000007322000-memory.dmp

memory/3308-18-0x0000000007480000-0x000000000758A000-memory.dmp

memory/3308-20-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/3308-19-0x00000000073B0000-0x00000000073EC000-memory.dmp

memory/3308-21-0x0000000002890000-0x00000000028DC000-memory.dmp

memory/3308-22-0x00000000747DE000-0x00000000747DF000-memory.dmp

memory/3308-23-0x00000000747D0000-0x0000000074F80000-memory.dmp